{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["else", "cause effect", "instrument agency", "component whole"], "input": "the novel depicts the harsh life of workers who worked on a crab-fishing and canning boat in the northern seas of japan ."}
{"else": [], "cause effect": [], "instrument agency": [], "component whole": []}